Patchwork UBI FAQ: add "why a dynamic volume is faster to access than a static..." chapter.

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Submitter Bastian Ruppert
Date April 11, 2011, 9:13 a.m.
Message ID <1302513182-3960-1-git-send-email-Bastian.Ruppert@Sewerin.de>
Download mbox | patch
Permalink /patch/90575/
State New
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Comments

Bastian Ruppert - April 11, 2011, 9:13 a.m.
Signed-off-by: Bastian Ruppert <Bastian.Ruppert@Sewerin.de>
---
 faq/ubi.xml |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
Artem Bityutskiy - April 13, 2011, 3:59 a.m.
On Mon, 2011-04-11 at 11:13 +0200, Bastian Ruppert wrote:
> Signed-off-by: Bastian Ruppert <Bastian.Ruppert@Sewerin.de>
> ---
>  faq/ubi.xml |    9 +++++++++
>  1 files changed, 9 insertions(+), 0 deletions(-)

Tweaked and pushed to mtd-www, thanks.

Patch

diff --git a/faq/ubi.xml b/faq/ubi.xml
index 48629ea..4a4b3bd 100644
--- a/faq/ubi.xml
+++ b/faq/ubi.xml
@@ -36,6 +36,8 @@ 
 	<li><a href="ubi.html#L_flasher">How do I implement UBI flasher?</a></li>
 	<li><a href="ubi.html#L_bgt_thread">What does the "ubi_bgt0d" thread do?</a></li>
 	<li><a href="ubi.html#L_attach_faster">How do I speed up UBI initialization</a></li>
+	<li><a href="ubi.html#L_dynamic_vs_static">Why a dynamic volume is faster to access than a static volume of the
+same size?</a></li>
 	<li><a href="ubi.html#L_how_debug">How do I debug UBI?</a></li>
 </ol>
 
@@ -704,6 +706,13 @@  can do about it but without re-designing. Here are some ideas</p>
 	here</a>. Indeed, it is easier to solve one problem at a time.</li>
 </ul>
 
+<h2><a name="L_dynamic_vs_static">Why a dynamic volume is faster to
+access than a static volume of the same size?</a></h2>
+
+
+<p>A static UBI volume is designed to store short blobs of data like a
+configuration file. UBI holds a CRC of the hole static volume, so it
+needs more time to mount a static volume than a dynamic one.</p>
 
 
 <h2><a name="L_how_debug">How do I debug UBI?</a></h2>